From 5f6354eaa517ce5c1e7b7feb224a0324601f796e Mon Sep 17 00:00:00 2001 From: Alexey Dobriyan Date: Wed, 4 Dec 2019 16:50:02 -0800 Subject: fs/proc/generic.c: delete useless "len" variable Pointer to next '/' encodes length of path element and next start position. Subtraction and increment are redundant. Link: http://lkml.kernel.org/r/20191004234521.GA30246@avx2 Signed-off-by: Alexey Dobriyan Reviewed-by: Andrew Morton Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/proc/generic.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'fs/proc') diff --git a/fs/proc/generic.c b/fs/proc/generic.c index d4f353187d67..074e9585c699 100644 --- a/fs/proc/generic.c +++ b/fs/proc/generic.c @@ -163,7 +163,6 @@ static int __xlate_proc_name(const char *name, struct proc_dir_entry **ret, { const char *cp = name, *next; struct proc_dir_entry *de; - unsigned int len; de = *ret; if (!de) @@ -174,13 +173,12 @@ static int __xlate_proc_name(const char *name, struct proc_dir_entry **ret, if (!next) break; - len = next - cp; - de = pde_subdir_find(de, cp, len); + de = pde_subdir_find(de, cp, next - cp); if (!de) { WARN(1, "name '%s'\n", name); return -ENOENT; } - cp += len + 1; + cp = next + 1; } *residual = cp; *ret = de; -- cgit